"Did you see @marceloclaure’s crazy tweet rant about this report? Those porting ratios must really be getting to him ;) Hang in there, buddy!"

The back and forth didn't stop there, eventually even including Verizon's VP of Communications Jeffrey Nelson. In response to Legere telling people to "choose what to believe," Nelson tweeted: "Science is science. Testing is testing. Whining doesn't clear anything up."

Toward the end of all this, assuming these guys aren't all still direct messaging their trash talking, things started to get a little personal between the Sprint and T-Mobile execs.

But for those two it wasn't the first time they fought a brutal Twitter battle and it likely won't be the last.